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<h1 class="epydoc">Source Code for <a href="digichef.tagging.utils-module.html">Module digichef.tagging.utils</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-docstring">Tagging utilities - from user tag input parsing to tag cloud</tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"><tt class="py-docstring">calculation.</tt> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">math</tt> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">types</tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"> </tt>
<a name="L8"></a><tt class="py-lineno">  8</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">django</tt><tt class="py-op">.</tt><tt class="py-name">db</tt><tt class="py-op">.</tt><tt id="link-0" class="py-name" targets="Module digichef.recipes.models=digichef.recipes.models-module.html,Module digichef.tagging.models=digichef.tagging.models-module.html,Module digichef.tagging.tests.models=digichef.tagging.tests.models-module.html"><a title="digichef.recipes.models
digichef.tagging.models
digichef.tagging.tests.models" class="py-name" href="#" onclick="return doclink('link-0', 'models', 'link-0');">models</a></tt><tt class="py-op">.</tt><tt class="py-name">query</tt> <tt class="py-keyword">import</tt> <tt class="py-name">QuerySet</tt> </tt>
<a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">django</tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Module digichef.tagging.utils=digichef.tagging.utils-module.html"><a title="digichef.tagging.utils" class="py-name" href="#" onclick="return doclink('link-1', 'utils', 'link-1');">utils</a></tt><tt class="py-op">.</tt><tt class="py-name">encoding</tt> <tt class="py-keyword">import</tt> <tt class="py-name">force_unicode</tt> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">django</tt><tt class="py-op">.</tt><tt id="link-2" class="py-name"><a title="digichef.tagging.utils" class="py-name" href="#" onclick="return doclink('link-2', 'utils', 'link-1');">utils</a></tt><tt class="py-op">.</tt><tt class="py-name">translation</tt> <tt class="py-keyword">import</tt> <tt class="py-name">ugettext</tt> <tt class="py-keyword">as</tt> <tt class="py-name">_</tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt>  <tt class="py-line"> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line"><tt class="py-comment"># Python 2.3 compatibility</tt> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"><tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt>  <tt class="py-line">    <tt class="py-name">set</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line"><tt class="py-keyword">except</tt> <tt class="py-name">NameError</tt><tt class="py-op">:</tt> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt>  <tt class="py-line">    <tt class="py-keyword">from</tt> <tt class="py-name">sets</tt> <tt class="py-keyword">import</tt> <tt class="py-name">Set</tt> <tt class="py-keyword">as</tt> <tt class="py-name">set</tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line"> </tt>
<a name="parse_tag_input"></a><div id="parse_tag_input-def"><a name="L18"></a><tt class="py-lineno"> 18</tt> <a class="py-toggle" href="#" id="parse_tag_input-toggle" onclick="return toggle('parse_tag_input');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#parse_tag_input">parse_tag_input</a><tt class="py-op">(</tt><tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="parse_tag_input-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="parse_tag_input-expanded"><a name="L19"></a><tt class="py-lineno"> 19</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line"><tt class="py-docstring">    Parses tag input, with multiple word input being activated and</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-docstring">    delineated by commas and double quotes. Quotes take precedence, so</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-docstring">    they may contain commas.</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"><tt class="py-docstring">    Returns a sorted list of unique tag names.</tt> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">input</tt><tt class="py-op">:</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line"> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line">    <tt class="py-name">input</tt> <tt class="py-op">=</tt> <tt class="py-name">force_unicode</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line"> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line">    <tt class="py-comment"># Special case - if there are no commas or double quotes in the</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line">    <tt class="py-comment"># input, we don't *do* a recall... I mean, we know we only need to</tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line">    <tt class="py-comment"># split on spaces.</tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-string">u','</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt class="py-name">input</tt> <tt class="py-keyword">and</tt> <tt class="py-string">u'"'</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt class="py-name">input</tt><tt class="py-op">:</tt> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line">        <tt class="py-name">words</tt> <tt class="py-op">=</tt> <tt class="py-name">list</tt><tt class="py-op">(</tt><tt class="py-name">set</tt><tt class="py-op">(</tt><tt id="link-3" class="py-name" targets="Function digichef.tagging.utils.split_strip()=digichef.tagging.utils-module.html#split_strip"><a title="digichef.tagging.utils.split_strip" class="py-name" href="#" onclick="return doclink('link-3', 'split_strip', 'link-3');">split_strip</a></tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">,</tt> <tt class="py-string">u' '</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line">        <tt class="py-name">words</tt><tt class="py-op">.</tt><tt class="py-name">sort</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">words</tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line"> </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line">    <tt class="py-name">words</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line">    <tt class="py-name">buffer</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line">    <tt class="py-comment"># Defer splitting of non-quoted sections until we know if there are</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line">    <tt class="py-comment"># any unquoted commas.</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line">    <tt class="py-name">to_be_split</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt>  <tt class="py-line">    <tt class="py-name">saw_loose_comma</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt>  <tt class="py-line">    <tt class="py-name">open_quote</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line">    <tt class="py-name">i</tt> <tt class="py-op">=</tt> <tt class="py-name">iter</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line">        <tt class="py-keyword">while</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line">            <tt class="py-name">c</tt> <tt class="py-op">=</tt> <tt class="py-name">i</tt><tt class="py-op">.</tt><tt class="py-name">next</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">c</tt> <tt class="py-op">==</tt> <tt class="py-string">u'"'</tt><tt class="py-op">:</tt> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">buffer</tt><tt class="py-op">:</tt> </tt>
<a name="L52"></a><tt class="py-lineno"> 52</tt>  <tt class="py-line">                    <tt class="py-name">to_be_split</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-string">u''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">buffer</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line">                    <tt class="py-name">buffer</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line">                <tt class="py-comment"># Find the matching quote</tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line">                <tt class="py-name">open_quote</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line">                <tt class="py-name">c</tt> <tt class="py-op">=</tt> <tt class="py-name">i</tt><tt class="py-op">.</tt><tt class="py-name">next</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line">                <tt class="py-keyword">while</tt> <tt class="py-name">c</tt> <tt class="py-op">!=</tt> <tt class="py-string">u'"'</tt><tt class="py-op">:</tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line">                    <tt class="py-name">buffer</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">c</tt><tt class="py-op">)</tt> </tt>
<a name="L59"></a><tt class="py-lineno"> 59</tt>  <tt class="py-line">                    <tt class="py-name">c</tt> <tt class="py-op">=</tt> <tt class="py-name">i</tt><tt class="py-op">.</tt><tt class="py-name">next</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L60"></a><tt class="py-lineno"> 60</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">buffer</tt><tt class="py-op">:</tt> </tt>
<a name="L61"></a><tt class="py-lineno"> 61</tt>  <tt class="py-line">                    <tt class="py-name">word</tt> <tt class="py-op">=</tt> <tt class="py-string">u''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">buffer</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">strip</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line">                    <tt class="py-keyword">if</tt> <tt class="py-name">word</tt><tt class="py-op">:</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line">                        <tt class="py-name">words</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">word</tt><tt class="py-op">)</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line">                    <tt class="py-name">buffer</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line">                <tt class="py-name">open_quote</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">saw_loose_comma</tt> <tt class="py-keyword">and</tt> <tt class="py-name">c</tt> <tt class="py-op">==</tt> <tt class="py-string">u','</tt><tt class="py-op">:</tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line">                    <tt class="py-name">saw_loose_comma</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L69"></a><tt class="py-lineno"> 69</tt>  <tt class="py-line">                <tt class="py-name">buffer</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">c</tt><tt class="py-op">)</tt> </tt>
<a name="L70"></a><tt class="py-lineno"> 70</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">StopIteration</tt><tt class="py-op">:</tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line">        <tt class="py-comment"># If we were parsing an open quote which was never closed treat</tt> </tt>
<a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line">        <tt class="py-comment"># the buffer as unquoted.</tt> </tt>
<a name="L73"></a><tt class="py-lineno"> 73</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">buffer</tt><tt class="py-op">:</tt> </tt>
<a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">open_quote</tt> <tt class="py-keyword">and</tt> <tt class="py-string">u','</tt> <tt class="py-keyword">in</tt> <tt class="py-name">buffer</tt><tt class="py-op">:</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line">                <tt class="py-name">saw_loose_comma</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line">            <tt class="py-name">to_be_split</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-string">u''</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">buffer</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">to_be_split</tt><tt class="py-op">:</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">saw_loose_comma</tt><tt class="py-op">:</tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line">            <tt class="py-name">delimiter</tt> <tt class="py-op">=</tt> <tt class="py-string">u','</tt> </tt>
<a name="L80"></a><tt class="py-lineno"> 80</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line">            <tt class="py-name">delimiter</tt> <tt class="py-op">=</tt> <tt class="py-string">u' '</tt> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt class="py-name">chunk</tt> <tt class="py-keyword">in</tt> <tt class="py-name">to_be_split</tt><tt class="py-op">:</tt> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt>  <tt class="py-line">            <tt class="py-name">words</tt><tt class="py-op">.</tt><tt class="py-name">extend</tt><tt class="py-op">(</tt><tt id="link-4" class="py-name"><a title="digichef.tagging.utils.split_strip" class="py-name" href="#" onclick="return doclink('link-4', 'split_strip', 'link-3');">split_strip</a></tt><tt class="py-op">(</tt><tt class="py-name">chunk</tt><tt class="py-op">,</tt> <tt class="py-name">delimiter</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L84"></a><tt class="py-lineno"> 84</tt>  <tt class="py-line">    <tt class="py-name">words</tt> <tt class="py-op">=</tt> <tt class="py-name">list</tt><tt class="py-op">(</tt><tt class="py-name">set</tt><tt class="py-op">(</tt><tt class="py-name">words</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L85"></a><tt class="py-lineno"> 85</tt>  <tt class="py-line">    <tt class="py-name">words</tt><tt class="py-op">.</tt><tt class="py-name">sort</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L86"></a><tt class="py-lineno"> 86</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">words</tt> </tt>
</div><a name="L87"></a><tt class="py-lineno"> 87</tt>  <tt class="py-line"> </tt>
<a name="split_strip"></a><div id="split_strip-def"><a name="L88"></a><tt class="py-lineno"> 88</tt> <a class="py-toggle" href="#" id="split_strip-toggle" onclick="return toggle('split_strip');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#split_strip">split_strip</a><tt class="py-op">(</tt><tt class="py-param">input</tt><tt class="py-op">,</tt> <tt class="py-param">delimiter</tt><tt class="py-op">=</tt><tt class="py-string">u','</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="split_strip-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="split_strip-expanded"><a name="L89"></a><tt class="py-lineno"> 89</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L90"></a><tt class="py-lineno"> 90</tt>  <tt class="py-line"><tt class="py-docstring">    Splits ``input`` on ``delimiter``, stripping each resulting string</tt> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt>  <tt class="py-line"><tt class="py-docstring">    and returning a list of non-empty strings.</tt> </tt>
<a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">input</tt><tt class="py-op">:</tt> </tt>
<a name="L94"></a><tt class="py-lineno"> 94</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line"> </tt>
<a name="L96"></a><tt class="py-lineno"> 96</tt>  <tt class="py-line">    <tt class="py-name">words</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">w</tt><tt class="py-op">.</tt><tt class="py-name">strip</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">w</tt> <tt class="py-keyword">in</tt> <tt class="py-name">input</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name" targets="Function re.split()=re-module.html#split"><a title="re.split" class="py-name" href="#" onclick="return doclink('link-5', 'split', 'link-5');">split</a></tt><tt class="py-op">(</tt><tt class="py-name">delimiter</tt><tt class="py-op">)</tt><tt class="py-op">]</tt> </tt>
<a name="L97"></a><tt class="py-lineno"> 97</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-op">[</tt><tt class="py-name">w</tt> <tt class="py-keyword">for</tt> <tt class="py-name">w</tt> <tt class="py-keyword">in</tt> <tt class="py-name">words</tt> <tt class="py-keyword">if</tt> <tt class="py-name">w</tt><tt class="py-op">]</tt> </tt>
</div><a name="L98"></a><tt class="py-lineno"> 98</tt>  <tt class="py-line"> </tt>
<a name="edit_string_for_tags"></a><div id="edit_string_for_tags-def"><a name="L99"></a><tt class="py-lineno"> 99</tt> <a class="py-toggle" href="#" id="edit_string_for_tags-toggle" onclick="return toggle('edit_string_for_tags');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#edit_string_for_tags">edit_string_for_tags</a><tt class="py-op">(</tt><tt class="py-param">tags</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="edit_string_for_tags-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="edit_string_for_tags-expanded"><a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L101"></a><tt class="py-lineno">101</tt>  <tt class="py-line"><tt class="py-docstring">    Given list of ``Tag`` instances, creates a string representation of</tt> </tt>
<a name="L102"></a><tt class="py-lineno">102</tt>  <tt class="py-line"><tt class="py-docstring">    the list suitable for editing by the user, such that submitting the</tt> </tt>
<a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line"><tt class="py-docstring">    given string representation back without changing it will give the</tt> </tt>
<a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line"><tt class="py-docstring">    same list of tags.</tt> </tt>
<a name="L105"></a><tt class="py-lineno">105</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line"><tt class="py-docstring">    Tag names which contain commas will be double quoted.</tt> </tt>
<a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L108"></a><tt class="py-lineno">108</tt>  <tt class="py-line"><tt class="py-docstring">    If any tag name which isn't being quoted contains whitespace, the</tt> </tt>
<a name="L109"></a><tt class="py-lineno">109</tt>  <tt class="py-line"><tt class="py-docstring">    resulting string of tag names will be comma-delimited, otherwise</tt> </tt>
<a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line"><tt class="py-docstring">    it will be space-delimited.</tt> </tt>
<a name="L111"></a><tt class="py-lineno">111</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L112"></a><tt class="py-lineno">112</tt>  <tt class="py-line">    <tt class="py-name">names</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line">    <tt class="py-name">use_commas</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt id="link-6" class="py-name" targets="Variable digichef.tagging.models.TaggedItem.tag=digichef.tagging.models.TaggedItem-class.html#tag"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-6', 'tag', 'link-6');">tag</a></tt> <tt class="py-keyword">in</tt> <tt id="link-7" class="py-name" targets="Variable digichef.recipes.models.Recipe.tags=digichef.recipes.models.Recipe-class.html#tags,Variable digichef.tagging.tests.models.FormTest.tags=digichef.tagging.tests.models.FormTest-class.html#tags"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-7', 'tags', 'link-7');">tags</a></tt><tt class="py-op">:</tt> </tt>
<a name="L115"></a><tt class="py-lineno">115</tt>  <tt class="py-line">        <tt id="link-8" class="py-name" targets="Variable digichef.tagging.models.Tag.name=digichef.tagging.models.Tag-class.html#name,Variable digichef.tagging.tests.models.Article.name=digichef.tagging.tests.models.Article-class.html#name,Variable digichef.tagging.tests.models.Link.name=digichef.tagging.tests.models.Link-class.html#name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-8', 'name', 'link-8');">name</a></tt> <tt class="py-op">=</tt> <tt id="link-9" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-9', 'tag', 'link-6');">tag</a></tt><tt class="py-op">.</tt><tt id="link-10" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-10', 'name', 'link-8');">name</a></tt> </tt>
<a name="L116"></a><tt class="py-lineno">116</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-string">u','</tt> <tt class="py-keyword">in</tt> <tt id="link-11" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-11', 'name', 'link-8');">name</a></tt><tt class="py-op">:</tt> </tt>
<a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line">            <tt class="py-name">names</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-string">'"%s"'</tt> <tt class="py-op">%</tt> <tt id="link-12" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-12', 'name', 'link-8');">name</a></tt><tt class="py-op">)</tt> </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line">            <tt class="py-keyword">continue</tt> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-string">u' '</tt> <tt class="py-keyword">in</tt> <tt id="link-13" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-13', 'name', 'link-8');">name</a></tt><tt class="py-op">:</tt> </tt>
<a name="L120"></a><tt class="py-lineno">120</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">use_commas</tt><tt class="py-op">:</tt> </tt>
<a name="L121"></a><tt class="py-lineno">121</tt>  <tt class="py-line">                <tt class="py-name">use_commas</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line">        <tt class="py-name">names</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt id="link-14" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-14', 'name', 'link-8');">name</a></tt><tt class="py-op">)</tt> </tt>
<a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">use_commas</tt><tt class="py-op">:</tt> </tt>
<a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line">        <tt class="py-name">glue</tt> <tt class="py-op">=</tt> <tt class="py-string">u', '</tt> </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line">        <tt class="py-name">glue</tt> <tt class="py-op">=</tt> <tt class="py-string">u' '</tt> </tt>
<a name="L127"></a><tt class="py-lineno">127</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">glue</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-name">names</tt><tt class="py-op">)</tt> </tt>
</div><a name="L128"></a><tt class="py-lineno">128</tt>  <tt class="py-line"> </tt>
<a name="get_queryset_and_model"></a><div id="get_queryset_and_model-def"><a name="L129"></a><tt class="py-lineno">129</tt> <a class="py-toggle" href="#" id="get_queryset_and_model-toggle" onclick="return toggle('get_queryset_and_model');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#get_queryset_and_model">get_queryset_and_model</a><tt class="py-op">(</tt><tt class="py-param">queryset_or_model</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_queryset_and_model-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="get_queryset_and_model-expanded"><a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line"><tt class="py-docstring">    Given a ``QuerySet`` or a ``Model``, returns a two-tuple of</tt> </tt>
<a name="L132"></a><tt class="py-lineno">132</tt>  <tt class="py-line"><tt class="py-docstring">    (queryset, model).</tt> </tt>
<a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line"><tt class="py-docstring">    If a ``Model`` is given, the ``QuerySet`` returned will be created</tt> </tt>
<a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line"><tt class="py-docstring">    using its default manager.</tt> </tt>
<a name="L136"></a><tt class="py-lineno">136</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L138"></a><tt class="py-lineno">138</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">queryset_or_model</tt><tt class="py-op">,</tt> <tt class="py-name">queryset_or_model</tt><tt class="py-op">.</tt><tt id="link-15" class="py-name" targets="Variable digichef.tagging.forms.TagAdminForm.Meta.model=digichef.tagging.forms.TagAdminForm.Meta-class.html#model"><a title="digichef.tagging.forms.TagAdminForm.Meta.model" class="py-name" href="#" onclick="return doclink('link-15', 'model', 'link-15');">model</a></tt> </tt>
<a name="L139"></a><tt class="py-lineno">139</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">AttributeError</tt><tt class="py-op">:</tt> </tt>
<a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">queryset_or_model</tt><tt class="py-op">.</tt><tt class="py-name">_default_manager</tt><tt class="py-op">.</tt><tt class="py-name">all</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">queryset_or_model</tt> </tt>
</div><a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line"> </tt>
<a name="get_tag_list"></a><div id="get_tag_list-def"><a name="L142"></a><tt class="py-lineno">142</tt> <a class="py-toggle" href="#" id="get_tag_list-toggle" onclick="return toggle('get_tag_list');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#get_tag_list">get_tag_list</a><tt class="py-op">(</tt><tt class="py-param">tags</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_tag_list-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="get_tag_list-expanded"><a name="L143"></a><tt class="py-lineno">143</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L144"></a><tt class="py-lineno">144</tt>  <tt class="py-line"><tt class="py-docstring">    Utility function for accepting tag input in a flexible manner.</tt> </tt>
<a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line"><tt class="py-docstring">    If a ``Tag`` object is given, it will be returned in a list as</tt> </tt>
<a name="L147"></a><tt class="py-lineno">147</tt>  <tt class="py-line"><tt class="py-docstring">    its single occupant.</tt> </tt>
<a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L149"></a><tt class="py-lineno">149</tt>  <tt class="py-line"><tt class="py-docstring">    If given, the tag names in the following will be used to create a</tt> </tt>
<a name="L150"></a><tt class="py-lineno">150</tt>  <tt class="py-line"><tt class="py-docstring">    ``Tag`` ``QuerySet``:</tt> </tt>
<a name="L151"></a><tt class="py-lineno">151</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line"><tt class="py-docstring">       * A string, which may contain multiple tag names.</tt> </tt>
<a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line"><tt class="py-docstring">       * A list or tuple of strings corresponding to tag names.</tt> </tt>
<a name="L154"></a><tt class="py-lineno">154</tt>  <tt class="py-line"><tt class="py-docstring">       * A list or tuple of integers corresponding to tag ids.</tt> </tt>
<a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line"><tt class="py-docstring">    If given, the following will be returned as-is:</tt> </tt>
<a name="L157"></a><tt class="py-lineno">157</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L158"></a><tt class="py-lineno">158</tt>  <tt class="py-line"><tt class="py-docstring">       * A list or tuple of ``Tag`` objects.</tt> </tt>
<a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line"><tt class="py-docstring">       * A ``Tag`` ``QuerySet``.</tt> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">    <tt class="py-keyword">from</tt> <tt id="link-16" class="py-name" targets="Package digichef.tagging=digichef.tagging-module.html"><a title="digichef.tagging" class="py-name" href="#" onclick="return doclink('link-16', 'tagging', 'link-16');">tagging</a></tt><tt class="py-op">.</tt><tt id="link-17" class="py-name"><a title="digichef.recipes.models
digichef.tagging.models
digichef.tagging.tests.models" class="py-name" href="#" onclick="return doclink('link-17', 'models', 'link-0');">models</a></tt> <tt class="py-keyword">import</tt> <tt id="link-18" class="py-name" targets="Class digichef.tagging.models.Tag=digichef.tagging.models.Tag-class.html"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-18', 'Tag', 'link-18');">Tag</a></tt> </tt>
<a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-19" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-19', 'tags', 'link-7');">tags</a></tt><tt class="py-op">,</tt> <tt id="link-20" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-20', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L164"></a><tt class="py-lineno">164</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-op">[</tt><tt id="link-21" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-21', 'tags', 'link-7');">tags</a></tt><tt class="py-op">]</tt> </tt>
<a name="L165"></a><tt class="py-lineno">165</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-22" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-22', 'tags', 'link-7');">tags</a></tt><tt class="py-op">,</tt> <tt class="py-name">QuerySet</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt id="link-23" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-23', 'tags', 'link-7');">tags</a></tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="digichef.tagging.forms.TagAdminForm.Meta.model" class="py-name" href="#" onclick="return doclink('link-24', 'model', 'link-15');">model</a></tt> <tt class="py-keyword">is</tt> <tt id="link-25" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-25', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">:</tt> </tt>
<a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt id="link-26" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-26', 'tags', 'link-7');">tags</a></tt> </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-27" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-27', 'tags', 'link-7');">tags</a></tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">StringTypes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt id="link-28" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-28', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt id="link-29" class="py-name" targets="Variable digichef.tagging.models.Tag.objects=digichef.tagging.models.Tag-class.html#objects,Variable digichef.tagging.models.TaggedItem.objects=digichef.tagging.models.TaggedItem-class.html#objects"><a title="digichef.tagging.models.Tag.objects
digichef.tagging.models.TaggedItem.objects" class="py-name" href="#" onclick="return doclink('link-29', 'objects', 'link-29');">objects</a></tt><tt class="py-op">.</tt><tt class="py-name">filter</tt><tt class="py-op">(</tt><tt class="py-name">name__in</tt><tt class="py-op">=</tt><tt id="link-30" class="py-name" targets="Function digichef.tagging.utils.parse_tag_input()=digichef.tagging.utils-module.html#parse_tag_input"><a title="digichef.tagging.utils.parse_tag_input" class="py-name" href="#" onclick="return doclink('link-30', 'parse_tag_input', 'link-30');">parse_tag_input</a></tt><tt class="py-op">(</tt><tt id="link-31" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-31', 'tags', 'link-7');">tags</a></tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L169"></a><tt class="py-lineno">169</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-32" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-32', 'tags', 'link-7');">tags</a></tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">ListType</tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">TupleType</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt id="link-33" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-33', 'tags', 'link-7');">tags</a></tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L171"></a><tt class="py-lineno">171</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt id="link-34" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-34', 'tags', 'link-7');">tags</a></tt> </tt>
<a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line">        <tt class="py-name">contents</tt> <tt class="py-op">=</tt> <tt class="py-name">set</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt class="py-name">item</tt> <tt class="py-keyword">in</tt> <tt id="link-35" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-35', 'tags', 'link-7');">tags</a></tt><tt class="py-op">:</tt> </tt>
<a name="L174"></a><tt class="py-lineno">174</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">item</tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">StringTypes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line">                <tt class="py-name">contents</tt><tt class="py-op">.</tt><tt class="py-name">add</tt><tt class="py-op">(</tt><tt class="py-string">'string'</tt><tt class="py-op">)</tt> </tt>
<a name="L176"></a><tt class="py-lineno">176</tt>  <tt class="py-line">            <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">item</tt><tt class="py-op">,</tt> <tt id="link-36" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-36', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line">                <tt class="py-name">contents</tt><tt class="py-op">.</tt><tt class="py-name">add</tt><tt class="py-op">(</tt><tt class="py-string">'tag'</tt><tt class="py-op">)</tt> </tt>
<a name="L178"></a><tt class="py-lineno">178</tt>  <tt class="py-line">            <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">item</tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">IntType</tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">LongType</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line">                <tt class="py-name">contents</tt><tt class="py-op">.</tt><tt class="py-name">add</tt><tt class="py-op">(</tt><tt class="py-string">'int'</tt><tt class="py-op">)</tt> </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">contents</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-string">'string'</tt> <tt class="py-keyword">in</tt> <tt class="py-name">contents</tt><tt class="py-op">:</tt> </tt>
<a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt id="link-37" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-37', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt id="link-38" class="py-name"><a title="digichef.tagging.models.Tag.objects
digichef.tagging.models.TaggedItem.objects" class="py-name" href="#" onclick="return doclink('link-38', 'objects', 'link-29');">objects</a></tt><tt class="py-op">.</tt><tt class="py-name">filter</tt><tt class="py-op">(</tt><tt class="py-name">name__in</tt><tt class="py-op">=</tt><tt class="py-op">[</tt><tt class="py-name">force_unicode</tt><tt class="py-op">(</tt><tt id="link-39" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-39', 'tag', 'link-6');">tag</a></tt><tt class="py-op">)</tt> \ </tt>
<a name="L183"></a><tt class="py-lineno">183</tt>  <tt class="py-line">                                                    <tt class="py-keyword">for</tt> <tt id="link-40" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-40', 'tag', 'link-6');">tag</a></tt> <tt class="py-keyword">in</tt> <tt id="link-41" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-41', 'tags', 'link-7');">tags</a></tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line">            <tt class="py-keyword">elif</tt> <tt class="py-string">'tag'</tt> <tt class="py-keyword">in</tt> <tt class="py-name">contents</tt><tt class="py-op">:</tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt id="link-42" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-42', 'tags', 'link-7');">tags</a></tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line">            <tt class="py-keyword">elif</tt> <tt class="py-string">'int'</tt> <tt class="py-keyword">in</tt> <tt class="py-name">contents</tt><tt class="py-op">:</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt id="link-43" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-43', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt id="link-44" class="py-name"><a title="digichef.tagging.models.Tag.objects
digichef.tagging.models.TaggedItem.objects" class="py-name" href="#" onclick="return doclink('link-44', 'objects', 'link-29');">objects</a></tt><tt class="py-op">.</tt><tt class="py-name">filter</tt><tt class="py-op">(</tt><tt class="py-name">id__in</tt><tt class="py-op">=</tt><tt id="link-45" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-45', 'tags', 'link-7');">tags</a></tt><tt class="py-op">)</tt> </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-name">_</tt><tt class="py-op">(</tt><tt class="py-string">'If a list or tuple of tags is provided, they must all be tag names, Tag objects or Tag ids.'</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-name">_</tt><tt class="py-op">(</tt><tt class="py-string">'The tag input given was invalid.'</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L192"></a><tt class="py-lineno">192</tt>  <tt class="py-line"> </tt>
<a name="get_tag"></a><div id="get_tag-def"><a name="L193"></a><tt class="py-lineno">193</tt> <a class="py-toggle" href="#" id="get_tag-toggle" onclick="return toggle('get_tag');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#get_tag">get_tag</a><tt class="py-op">(</tt><tt class="py-param">tag</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_tag-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="get_tag-expanded"><a name="L194"></a><tt class="py-lineno">194</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line"><tt class="py-docstring">    Utility function for accepting single tag input in a flexible</tt> </tt>
<a name="L196"></a><tt class="py-lineno">196</tt>  <tt class="py-line"><tt class="py-docstring">    manner.</tt> </tt>
<a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line"><tt class="py-docstring">    If a ``Tag`` object is given it will be returned as-is; if a</tt> </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line"><tt class="py-docstring">    string or integer are given, they will be used to lookup the</tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line"><tt class="py-docstring">    appropriate ``Tag``.</tt> </tt>
<a name="L201"></a><tt class="py-lineno">201</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L202"></a><tt class="py-lineno">202</tt>  <tt class="py-line"><tt class="py-docstring">    If no matching tag can be found, ``None`` will be returned.</tt> </tt>
<a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L204"></a><tt class="py-lineno">204</tt>  <tt class="py-line">    <tt class="py-keyword">from</tt> <tt id="link-46" class="py-name"><a title="digichef.tagging" class="py-name" href="#" onclick="return doclink('link-46', 'tagging', 'link-16');">tagging</a></tt><tt class="py-op">.</tt><tt id="link-47" class="py-name"><a title="digichef.recipes.models
digichef.tagging.models
digichef.tagging.tests.models" class="py-name" href="#" onclick="return doclink('link-47', 'models', 'link-0');">models</a></tt> <tt class="py-keyword">import</tt> <tt id="link-48" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-48', 'Tag', 'link-18');">Tag</a></tt> </tt>
<a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-49" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-49', 'tag', 'link-6');">tag</a></tt><tt class="py-op">,</tt> <tt id="link-50" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-50', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt id="link-51" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-51', 'tag', 'link-6');">tag</a></tt> </tt>
<a name="L207"></a><tt class="py-lineno">207</tt>  <tt class="py-line"> </tt>
<a name="L208"></a><tt class="py-lineno">208</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L209"></a><tt class="py-lineno">209</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-52" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-52', 'tag', 'link-6');">tag</a></tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">StringTypes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L210"></a><tt class="py-lineno">210</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt id="link-53" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-53', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt id="link-54" class="py-name"><a title="digichef.tagging.models.Tag.objects
digichef.tagging.models.TaggedItem.objects" class="py-name" href="#" onclick="return doclink('link-54', 'objects', 'link-29');">objects</a></tt><tt class="py-op">.</tt><tt class="py-name">get</tt><tt class="py-op">(</tt><tt id="link-55" class="py-name"><a title="digichef.tagging.models.Tag.name
digichef.tagging.tests.models.Article.name
digichef.tagging.tests.models.Link.name" class="py-name" href="#" onclick="return doclink('link-55', 'name', 'link-8');">name</a></tt><tt class="py-op">=</tt><tt id="link-56" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-56', 'tag', 'link-6');">tag</a></tt><tt class="py-op">)</tt> </tt>
<a name="L211"></a><tt class="py-lineno">211</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt id="link-57" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-57', 'tag', 'link-6');">tag</a></tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">IntType</tt><tt class="py-op">,</tt> <tt class="py-name">types</tt><tt class="py-op">.</tt><tt class="py-name">LongType</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L212"></a><tt class="py-lineno">212</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt id="link-58" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-58', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt id="link-59" class="py-name"><a title="digichef.tagging.models.Tag.objects
digichef.tagging.models.TaggedItem.objects" class="py-name" href="#" onclick="return doclink('link-59', 'objects', 'link-29');">objects</a></tt><tt class="py-op">.</tt><tt class="py-name">get</tt><tt class="py-op">(</tt><tt class="py-name">id</tt><tt class="py-op">=</tt><tt id="link-60" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-60', 'tag', 'link-6');">tag</a></tt><tt class="py-op">)</tt> </tt>
<a name="L213"></a><tt class="py-lineno">213</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt id="link-61" class="py-name"><a title="digichef.tagging.models.Tag" class="py-name" href="#" onclick="return doclink('link-61', 'Tag', 'link-18');">Tag</a></tt><tt class="py-op">.</tt><tt class="py-name">DoesNotExist</tt><tt class="py-op">:</tt> </tt>
<a name="L214"></a><tt class="py-lineno">214</tt>  <tt class="py-line">        <tt class="py-keyword">pass</tt> </tt>
<a name="L215"></a><tt class="py-lineno">215</tt>  <tt class="py-line"> </tt>
<a name="L216"></a><tt class="py-lineno">216</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">None</tt> </tt>
</div><a name="L217"></a><tt class="py-lineno">217</tt>  <tt class="py-line"> </tt>
<a name="L218"></a><tt class="py-lineno">218</tt>  <tt class="py-line"><tt class="py-comment"># Font size distribution algorithms</tt> </tt>
<a name="L219"></a><tt class="py-lineno">219</tt>  <tt class="py-line"><tt class="py-name">LOGARITHMIC</tt><tt class="py-op">,</tt> <tt class="py-name">LINEAR</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt><tt class="py-op">,</tt> <tt class="py-number">2</tt> </tt>
<a name="L220"></a><tt class="py-lineno">220</tt>  <tt class="py-line"> </tt>
<a name="_calculate_thresholds"></a><div id="_calculate_thresholds-def"><a name="L221"></a><tt class="py-lineno">221</tt> <a class="py-toggle" href="#" id="_calculate_thresholds-toggle" onclick="return toggle('_calculate_thresholds');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#_calculate_thresholds">_calculate_thresholds</a><tt class="py-op">(</tt><tt class="py-param">min_weight</tt><tt class="py-op">,</tt> <tt class="py-param">max_weight</tt><tt class="py-op">,</tt> <tt class="py-param">steps</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_calculate_thresholds-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="_calculate_thresholds-expanded"><a name="L222"></a><tt class="py-lineno">222</tt>  <tt class="py-line">    <tt class="py-name">delta</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">max_weight</tt> <tt class="py-op">-</tt> <tt class="py-name">min_weight</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt class="py-name">steps</tt><tt class="py-op">)</tt> </tt>
<a name="L223"></a><tt class="py-lineno">223</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-op">[</tt><tt class="py-name">min_weight</tt> <tt class="py-op">+</tt> <tt class="py-name">i</tt> <tt class="py-op">*</tt> <tt class="py-name">delta</tt> <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">,</tt> <tt class="py-name">steps</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">]</tt> </tt>
</div><a name="L224"></a><tt class="py-lineno">224</tt>  <tt class="py-line"> </tt>
<a name="_calculate_tag_weight"></a><div id="_calculate_tag_weight-def"><a name="L225"></a><tt class="py-lineno">225</tt> <a class="py-toggle" href="#" id="_calculate_tag_weight-toggle" onclick="return toggle('_calculate_tag_weight');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#_calculate_tag_weight">_calculate_tag_weight</a><tt class="py-op">(</tt><tt class="py-param">weight</tt><tt class="py-op">,</tt> <tt class="py-param">max_weight</tt><tt class="py-op">,</tt> <tt class="py-param">distribution</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_calculate_tag_weight-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="_calculate_tag_weight-expanded"><a name="L226"></a><tt class="py-lineno">226</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L227"></a><tt class="py-lineno">227</tt>  <tt class="py-line"><tt class="py-docstring">    Logarithmic tag weight calculation is based on code from the</tt> </tt>
<a name="L228"></a><tt class="py-lineno">228</tt>  <tt class="py-line"><tt class="py-docstring">    `Tag Cloud`_ plugin for Mephisto, by Sven Fuchs.</tt> </tt>
<a name="L229"></a><tt class="py-lineno">229</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L230"></a><tt class="py-lineno">230</tt>  <tt class="py-line"><tt class="py-docstring">    .. _`Tag Cloud`: http://www.artweb-design.de/projects/mephisto-plugin-tag-cloud</tt> </tt>
<a name="L231"></a><tt class="py-lineno">231</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L232"></a><tt class="py-lineno">232</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">distribution</tt> <tt class="py-op">==</tt> <tt class="py-name">LINEAR</tt> <tt class="py-keyword">or</tt> <tt class="py-name">max_weight</tt> <tt class="py-op">==</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L233"></a><tt class="py-lineno">233</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">weight</tt> </tt>
<a name="L234"></a><tt class="py-lineno">234</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">distribution</tt> <tt class="py-op">==</tt> <tt class="py-name">LOGARITHMIC</tt><tt class="py-op">:</tt> </tt>
<a name="L235"></a><tt class="py-lineno">235</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">log</tt><tt class="py-op">(</tt><tt class="py-name">weight</tt><tt class="py-op">)</tt> <tt class="py-op">*</tt> <tt class="py-name">max_weight</tt> <tt class="py-op">/</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">log</tt><tt class="py-op">(</tt><tt class="py-name">max_weight</tt><tt class="py-op">)</tt> </tt>
<a name="L236"></a><tt class="py-lineno">236</tt>  <tt class="py-line">    <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-name">_</tt><tt class="py-op">(</tt><tt class="py-string">'Invalid distribution algorithm specified: %s.'</tt><tt class="py-op">)</tt> <tt class="py-op">%</tt> <tt class="py-name">distribution</tt><tt class="py-op">)</tt> </tt>
</div><a name="L237"></a><tt class="py-lineno">237</tt>  <tt class="py-line"> </tt>
<a name="calculate_cloud"></a><div id="calculate_cloud-def"><a name="L238"></a><tt class="py-lineno">238</tt> <a class="py-toggle" href="#" id="calculate_cloud-toggle" onclick="return toggle('calculate_cloud');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="digichef.tagging.utils-module.html#calculate_cloud">calculate_cloud</a><tt class="py-op">(</tt><tt class="py-param">tags</tt><tt class="py-op">,</tt> <tt class="py-param">steps</tt><tt class="py-op">=</tt><tt class="py-number">4</tt><tt class="py-op">,</tt> <tt class="py-param">distribution</tt><tt class="py-op">=</tt><tt class="py-name">LOGARITHMIC</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="calculate_cloud-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="calculate_cloud-expanded"><a name="L239"></a><tt class="py-lineno">239</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L240"></a><tt class="py-lineno">240</tt>  <tt class="py-line"><tt class="py-docstring">    Add a ``font_size`` attribute to each tag according to the</tt> </tt>
<a name="L241"></a><tt class="py-lineno">241</tt>  <tt class="py-line"><tt class="py-docstring">    frequency of its use, as indicated by its ``count``</tt> </tt>
<a name="L242"></a><tt class="py-lineno">242</tt>  <tt class="py-line"><tt class="py-docstring">    attribute.</tt> </tt>
<a name="L243"></a><tt class="py-lineno">243</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L244"></a><tt class="py-lineno">244</tt>  <tt class="py-line"><tt class="py-docstring">    ``steps`` defines the range of font sizes - ``font_size`` will</tt> </tt>
<a name="L245"></a><tt class="py-lineno">245</tt>  <tt class="py-line"><tt class="py-docstring">    be an integer between 1 and ``steps`` (inclusive).</tt> </tt>
<a name="L246"></a><tt class="py-lineno">246</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L247"></a><tt class="py-lineno">247</tt>  <tt class="py-line"><tt class="py-docstring">    ``distribution`` defines the type of font size distribution</tt> </tt>
<a name="L248"></a><tt class="py-lineno">248</tt>  <tt class="py-line"><tt class="py-docstring">    algorithm which will be used - logarithmic or linear. It must be</tt> </tt>
<a name="L249"></a><tt class="py-lineno">249</tt>  <tt class="py-line"><tt class="py-docstring">    one of ``tagging.utils.LOGARITHMIC`` or ``tagging.utils.LINEAR``.</tt> </tt>
<a name="L250"></a><tt class="py-lineno">250</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L251"></a><tt class="py-lineno">251</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt id="link-62" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-62', 'tags', 'link-7');">tags</a></tt><tt class="py-op">)</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L252"></a><tt class="py-lineno">252</tt>  <tt class="py-line">        <tt class="py-name">counts</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt id="link-63" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-63', 'tag', 'link-6');">tag</a></tt><tt class="py-op">.</tt><tt class="py-name">count</tt> <tt class="py-keyword">for</tt> <tt id="link-64" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-64', 'tag', 'link-6');">tag</a></tt> <tt class="py-keyword">in</tt> <tt id="link-65" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-65', 'tags', 'link-7');">tags</a></tt><tt class="py-op">]</tt> </tt>
<a name="L253"></a><tt class="py-lineno">253</tt>  <tt class="py-line">        <tt class="py-name">min_weight</tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt class="py-name">min</tt><tt class="py-op">(</tt><tt class="py-name">counts</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L254"></a><tt class="py-lineno">254</tt>  <tt class="py-line">        <tt class="py-name">max_weight</tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt class="py-name">max</tt><tt class="py-op">(</tt><tt class="py-name">counts</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L255"></a><tt class="py-lineno">255</tt>  <tt class="py-line">        <tt class="py-name">thresholds</tt> <tt class="py-op">=</tt> <tt id="link-66" class="py-name" targets="Function digichef.tagging.utils._calculate_thresholds()=digichef.tagging.utils-module.html#_calculate_thresholds"><a title="digichef.tagging.utils._calculate_thresholds" class="py-name" href="#" onclick="return doclink('link-66', '_calculate_thresholds', 'link-66');">_calculate_thresholds</a></tt><tt class="py-op">(</tt><tt class="py-name">min_weight</tt><tt class="py-op">,</tt> <tt class="py-name">max_weight</tt><tt class="py-op">,</tt> <tt class="py-name">steps</tt><tt class="py-op">)</tt> </tt>
<a name="L256"></a><tt class="py-lineno">256</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt id="link-67" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-67', 'tag', 'link-6');">tag</a></tt> <tt class="py-keyword">in</tt> <tt id="link-68" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-68', 'tags', 'link-7');">tags</a></tt><tt class="py-op">:</tt> </tt>
<a name="L257"></a><tt class="py-lineno">257</tt>  <tt class="py-line">            <tt class="py-name">font_set</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L258"></a><tt class="py-lineno">258</tt>  <tt class="py-line">            <tt class="py-name">tag_weight</tt> <tt class="py-op">=</tt> <tt id="link-69" class="py-name" targets="Function digichef.tagging.utils._calculate_tag_weight()=digichef.tagging.utils-module.html#_calculate_tag_weight"><a title="digichef.tagging.utils._calculate_tag_weight" class="py-name" href="#" onclick="return doclink('link-69', '_calculate_tag_weight', 'link-69');">_calculate_tag_weight</a></tt><tt class="py-op">(</tt><tt id="link-70" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-70', 'tag', 'link-6');">tag</a></tt><tt class="py-op">.</tt><tt class="py-name">count</tt><tt class="py-op">,</tt> <tt class="py-name">max_weight</tt><tt class="py-op">,</tt> <tt class="py-name">distribution</tt><tt class="py-op">)</tt> </tt>
<a name="L259"></a><tt class="py-lineno">259</tt>  <tt class="py-line">            <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-name">steps</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L260"></a><tt class="py-lineno">260</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">font_set</tt> <tt class="py-keyword">and</tt> <tt class="py-name">tag_weight</tt> <tt class="py-op">&lt;=</tt> <tt class="py-name">thresholds</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L261"></a><tt class="py-lineno">261</tt>  <tt class="py-line">                    <tt id="link-71" class="py-name"><a title="digichef.tagging.models.TaggedItem.tag" class="py-name" href="#" onclick="return doclink('link-71', 'tag', 'link-6');">tag</a></tt><tt class="py-op">.</tt><tt class="py-name">font_size</tt> <tt class="py-op">=</tt> <tt class="py-name">i</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L262"></a><tt class="py-lineno">262</tt>  <tt class="py-line">                    <tt class="py-name">font_set</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L263"></a><tt class="py-lineno">263</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-72" class="py-name"><a title="digichef.recipes.models.Recipe.tags
digichef.tagging.tests.models.FormTest.tags" class="py-name" href="#" onclick="return doclink('link-72', 'tags', 'link-7');">tags</a></tt> </tt>
</div><a name="L264"></a><tt class="py-lineno">264</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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